31906864

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{911}}^1$

素因数の和:1129

約数の個数: 40

約数和(自身を含む): 67852800

約数和(自身を除く): 35945936

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 199, 398, 796, 911, 1592, 1822, 2189, 3184, 3644, 4378, 7288, 8756, 10021, 14576, 17512, 20042, 35024, 40084, 80168, 160336, 181289, 362578, 725156, 1450312, 1994179, 2900624, 3988358, 7976716, 15953432, 31906864]

約数ペア:

[(1, 31906864), (2, 15953432), (4, 7976716), (8, 3988358), (11, 2900624), (16, 1994179), (22, 1450312), (44, 725156), (88, 362578), (176, 181289), (199, 160336), (398, 80168), (796, 40084), (911, 35024), (1592, 20042), (1822, 17512), (2189, 14576), (3184, 10021), (3644, 8756), (4378, 7288)]